the scores in mathematics test of 10 students is as following 19, 23, 20,15,10,16,25,20,24,30 find the mean of the data
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Answer:
Mean = 20.2
Step-by-step explanation:
Mean = No. of observations / Sum of observations
= 10 / 19+23+20+15+10+16+25+20+24+30
= 10 / 202
Mean = 20.2
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